About the Authors

Zarnie Khadjesari

z.khadjesari@ucl.ac.uk

Affiliation Department of Primary Care and Population Health, University College London, London, United Kingdom

Dorothy Newbury-Birch

Affiliation Institute of Health & Society, Newcastle University, Newcastle, United Kingdom

Elizabeth Murray

Affiliation Department of Primary Care and Population Health, University College London, London, United Kingdom

Don Shenker

Affiliation Alcohol Health Network, London, United Kingdom

Louise Marston

Affiliation Department of Primary Care and Population Health, University College London, London, United Kingdom

Eileen Kaner

Affiliation Institute of Health & Society, Newcastle University, Newcastle, United Kingdom

Competing Interests

Don Shenker is Director of the Alcohol Health Network, a social enterprise that promotes workplace health promotion around alcohol misuse through online interventions. This does not alter the authors' adherence to PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: ZK DNB EM EK DS. Performed the experiments: ZK. Analyzed the data: LM. Contributed reagents/materials/analysis tools: ZK DNB EM EK DS. Wrote the paper: ZK DNB EK DS LM.